diff --git a/wiki/Example_script.wiki b/wiki/Example_script.wiki
index 4a990aa..b600390 100644
--- a/wiki/Example_script.wiki
+++ b/wiki/Example_script.wiki
@@ -1,4 +1,14 @@
-#summary script showing usage of PPSS variables
+#summary script showing usage of PPSS in combination with wrapper script
+
+In this example WAV files are converted to MP3 using Lame. The script takes two arguments that are supplied by the PPSS -c option.
+
+PPSS is run like this:
+
+{{{
+ppss -d /source/directory/with/wav/files -c './wav2mp3.sh "$ITEM" "$OUTPUT_DIR"' -o /dest/dir/where/mp3/files/must/be/put
+}}}
+
+This is the code.
 
 {{{
 #!/usr/bin/env bash
@@ -21,4 +31,4 @@ MP3FILE="`echo ${BASENAME%wav}mp3`"
 lame --quiet --preset insane "$SRC" "$DEST/$MP3FILE"
 exit "$?"
 
-}}}
\ No newline at end of file
+}}}